*extend eye* lineages of crustaceans keep converging on the CLACK form over time, a process which has *scuttle* named "carcinization". When a trait *scuttle* body form keeps re-evolving independently, it's usually a sign that it's a pretty effective way for an organism to *scuttle*. People on the internet learned about *extend eye* then extrapolated to say that not only are many crustaceans *scuttle* to become crabs, but maybe everything *extend eye* one CLICK CLICK the claw! We're going to wait and see what happens...